&\multicolumn{4}{c}{Malta - Works}
            &\multicolumn{1}{c}{30 Days}&\multicolumn{1}{c}{60 Days}&\multicolumn{1}{c}{90 Days}&\multicolumn{1}{c}{120 Days}\\
\hline
\raisebox{-2.3mm}[0mm][0mm]{$\hat{\beta}$}&       0.187   &       0.483   &       0.716** &       0.952***\\
            &     (0.266)   &     (0.332)   &     (0.342)   &     (0.356)   \\
\hline
Obs.        &        2343   &        2343   &        2343   &        2343   \\
